Words

Akkadian
ḳutru - smoke (CAD Q 326, AHw. 931)
Akkadian
lā - no, not (CAD L 1, AHw. 520)
Akkadian
la - from, out of (CAD L 5, AHw. 520)
This preposition is attested in NA and NB texts and is likely an Aramaism.
Akkadian
labânu - tendon of the neck; neck (CAD l 12, AHw 524)

The underlying form is *laby-ān­ (with suffix ­-ān). 

Akkadian
labāru - to last a long time, to be old (CAD L 14, AHw. 522)

Perhaps cf. Arb. rbl ‘to be numerous, abundant’

Akkadian
labāšu - to put on clothing; to clothe oneself; to clothe somebody; to cover (CAD L 17)
Akkadian
labbu - lion (CAD L 24, AHw. 526)
labbatu - lioness (CAD L 23, AHw. 524)
Akkadian
laˀbu - (a disease) (CAD L 34, AHw. 526, 521)
Akkadian
laḫmu - a mythical sea-monster (CAD L 41, AHw. 528)
See most recently Kogan 2011:212.
Akkadian
laḫru - ewe (CAD L 42, AHw. 528)
Related to P(W)S *raḫil- ‘ewe’ with metathesis?